Image: Artist’s conception of five potentially habitable exoplanets, with Earth and Mars to scale. Credit: The Habitable Exoplanets Catalog, PHL @ UPR Arecibo.
Showing posts with label earth. Show all posts
Showing posts with label earth. Show all posts
August 4, 2012
Habitable Extra Solar Planets
Image: Artist’s conception of five potentially habitable exoplanets, with Earth and Mars to scale. Credit: The Habitable Exoplanets Catalog, PHL @ UPR Arecibo.
April 4, 2011
Earth gravitational pull
This globe—the BBC has a spinnable version—shows you how the strength of gravitational pull differs in different places around the Earth. The yellow areas were where gravity is strongest. The blue spots is where it is weakest.
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